./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6995ed6ba91d7bb4325b7b2cb6cc1ca7ba7d3a61 ........................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:05:34,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:05:34,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:05:34,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:05:34,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:05:34,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:05:34,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:05:34,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:05:34,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:05:34,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:05:34,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:05:34,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:05:34,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:05:34,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:05:34,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:05:34,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:05:34,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:05:34,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:05:34,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:05:34,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:05:34,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:05:34,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:05:34,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:05:34,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:05:34,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:05:34,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:05:34,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:05:34,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:05:34,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:05:34,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:05:34,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:05:34,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:05:34,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:05:34,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:05:34,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:05:34,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:05:34,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:05:34,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:05:34,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:05:34,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:05:34,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:05:34,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf [2020-11-30 02:05:34,758 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:05:34,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:05:34,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:05:34,764 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:05:34,764 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:05:34,765 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:05:34,765 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:05:34,765 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:05:34,766 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:05:34,766 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:05:34,767 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:05:34,768 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:05:34,768 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:05:34,768 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:05:34,769 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:05:34,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:05:34,770 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:05:34,770 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 02:05:34,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:05:34,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:05:34,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:05:34,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:05:34,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:05:34,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:05:34,772 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-30 02:05:34,772 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:05:34,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:05:34,773 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:05:34,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:05:34,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:05:34,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:05:34,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:05:34,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:05:34,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:05:34,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:05:34,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:05:34,778 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:05:34,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:05:34,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:05:34,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:05:34,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:05:34,779 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6995ed6ba91d7bb4325b7b2cb6cc1ca7ba7d3a61 [2020-11-30 02:05:35,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:05:35,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:05:35,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:05:35,113 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:05:35,114 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:05:35,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2020-11-30 02:05:35,195 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/data/86d12e679/a361d84ac3ed43e5a3d3d0c5673e96a8/FLAG1e3b720fe [2020-11-30 02:05:35,763 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:05:35,766 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2a.c [2020-11-30 02:05:35,778 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/data/86d12e679/a361d84ac3ed43e5a3d3d0c5673e96a8/FLAG1e3b720fe [2020-11-30 02:05:36,070 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/data/86d12e679/a361d84ac3ed43e5a3d3d0c5673e96a8 [2020-11-30 02:05:36,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:05:36,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:05:36,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:05:36,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:05:36,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:05:36,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309ef8bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36, skipping insertion in model container [2020-11-30 02:05:36,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:05:36,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:05:36,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:05:36,458 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:05:36,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:05:36,566 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:05:36,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36 WrapperNode [2020-11-30 02:05:36,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:05:36,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:05:36,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:05:36,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:05:36,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:05:36,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:05:36,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:05:36,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:05:36,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... [2020-11-30 02:05:36,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:05:36,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:05:36,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:05:36,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:05:36,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:05:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 02:05:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:05:36,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:05:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:05:36,996 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-30 02:05:37,816 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-11-30 02:05:37,817 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-11-30 02:05:38,418 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:05:38,418 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 02:05:38,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:05:38 BoogieIcfgContainer [2020-11-30 02:05:38,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:05:38,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:05:38,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:05:38,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:05:38,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:05:36" (1/3) ... [2020-11-30 02:05:38,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146b50c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:05:38, skipping insertion in model container [2020-11-30 02:05:38,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:05:36" (2/3) ... [2020-11-30 02:05:38,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146b50c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:05:38, skipping insertion in model container [2020-11-30 02:05:38,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:05:38" (3/3) ... [2020-11-30 02:05:38,436 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_2.BV.c.cil-2a.c [2020-11-30 02:05:38,454 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:05:38,460 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-11-30 02:05:38,475 INFO L253 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-11-30 02:05:38,520 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:05:38,523 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:05:38,523 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:05:38,523 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:05:38,523 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:05:38,524 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:05:38,524 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:05:38,524 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:05:38,549 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states. [2020-11-30 02:05:38,560 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 02:05:38,571 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 82 states. [2020-11-30 02:05:38,687 INFO L277 CegarLoopResult]: At program point L531(lines 95 597) the Hoare annotation is: true [2020-11-30 02:05:38,687 INFO L277 CegarLoopResult]: At program point L135(lines 131 555) the Hoare annotation is: true [2020-11-30 02:05:38,687 INFO L277 CegarLoopResult]: At program point L598(lines 94 599) the Hoare annotation is: true [2020-11-30 02:05:38,687 INFO L274 CegarLoopResult]: For program point L170(lines 170 542) no Hoare annotation was computed. [2020-11-30 02:05:38,687 INFO L274 CegarLoopResult]: For program point L137(lines 137 553) no Hoare annotation was computed. [2020-11-30 02:05:38,688 INFO L274 CegarLoopResult]: For program point L104(lines 104 564) no Hoare annotation was computed. [2020-11-30 02:05:38,688 INFO L274 CegarLoopResult]: For program point L567(lines 567 595) no Hoare annotation was computed. [2020-11-30 02:05:38,688 INFO L274 CegarLoopResult]: For program point L303-1(lines 303 317) no Hoare annotation was computed. [2020-11-30 02:05:38,688 INFO L277 CegarLoopResult]: At program point L204(lines 101 565) the Hoare annotation is: true [2020-11-30 02:05:38,688 INFO L277 CegarLoopResult]: At program point L171(lines 167 543) the Hoare annotation is: true [2020-11-30 02:05:38,688 INFO L274 CegarLoopResult]: For program point L568(lines 568 592) no Hoare annotation was computed. [2020-11-30 02:05:38,688 INFO L274 CegarLoopResult]: For program point L337(lines 337 342) no Hoare annotation was computed. [2020-11-30 02:05:38,689 INFO L274 CegarLoopResult]: For program point L569(lines 569 578) no Hoare annotation was computed. [2020-11-30 02:05:38,689 INFO L274 CegarLoopResult]: For program point L569-2(lines 568 590) no Hoare annotation was computed. [2020-11-30 02:05:38,689 INFO L274 CegarLoopResult]: For program point L173(lines 173 541) no Hoare annotation was computed. [2020-11-30 02:05:38,689 INFO L274 CegarLoopResult]: For program point L140(lines 140 552) no Hoare annotation was computed. [2020-11-30 02:05:38,689 INFO L274 CegarLoopResult]: For program point L107(lines 107 563) no Hoare annotation was computed. [2020-11-30 02:05:38,689 INFO L277 CegarLoopResult]: At program point L141(lines 137 553) the Hoare annotation is: true [2020-11-30 02:05:38,690 INFO L274 CegarLoopResult]: For program point L571(lines 571 575) no Hoare annotation was computed. [2020-11-30 02:05:38,690 INFO L274 CegarLoopResult]: For program point L439(lines 439 444) no Hoare annotation was computed. [2020-11-30 02:05:38,690 INFO L274 CegarLoopResult]: For program point L307-2(lines 305 317) no Hoare annotation was computed. [2020-11-30 02:05:38,690 INFO L274 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2020-11-30 02:05:38,690 INFO L274 CegarLoopResult]: For program point L176(lines 176 540) no Hoare annotation was computed. [2020-11-30 02:05:38,690 INFO L274 CegarLoopResult]: For program point L143(lines 143 551) no Hoare annotation was computed. [2020-11-30 02:05:38,690 INFO L274 CegarLoopResult]: For program point L209-2(lines 199 530) no Hoare annotation was computed. [2020-11-30 02:05:38,691 INFO L274 CegarLoopResult]: For program point L110(lines 110 562) no Hoare annotation was computed. [2020-11-30 02:05:38,691 INFO L274 CegarLoopResult]: For program point L408(lines 408 412) no Hoare annotation was computed. [2020-11-30 02:05:38,691 INFO L277 CegarLoopResult]: At program point L177(lines 173 541) the Hoare annotation is: true [2020-11-30 02:05:38,691 INFO L274 CegarLoopResult]: For program point L245(lines 245 250) no Hoare annotation was computed. [2020-11-30 02:05:38,691 INFO L274 CegarLoopResult]: For program point L179(lines 179 539) no Hoare annotation was computed. [2020-11-30 02:05:38,691 INFO L274 CegarLoopResult]: For program point L146(lines 146 550) no Hoare annotation was computed. [2020-11-30 02:05:38,691 INFO L274 CegarLoopResult]: For program point L113(lines 113 561) no Hoare annotation was computed. [2020-11-30 02:05:38,692 INFO L277 CegarLoopResult]: At program point L147(lines 143 551) the Hoare annotation is: true [2020-11-30 02:05:38,692 INFO L274 CegarLoopResult]: For program point L380(lines 380 384) no Hoare annotation was computed. [2020-11-30 02:05:38,692 INFO L277 CegarLoopResult]: At program point L347(lines 347 351) the Hoare annotation is: true [2020-11-30 02:05:38,692 INFO L274 CegarLoopResult]: For program point L182(lines 182 538) no Hoare annotation was computed. [2020-11-30 02:05:38,692 INFO L274 CegarLoopResult]: For program point L149(lines 149 549) no Hoare annotation was computed. [2020-11-30 02:05:38,692 INFO L274 CegarLoopResult]: For program point L116(lines 116 560) no Hoare annotation was computed. [2020-11-30 02:05:38,693 INFO L277 CegarLoopResult]: At program point L183(lines 179 539) the Hoare annotation is: true [2020-11-30 02:05:38,693 INFO L277 CegarLoopResult]: At program point L117(lines 113 561) the Hoare annotation is: true [2020-11-30 02:05:38,693 INFO L277 CegarLoopResult]: At program point L613(lines 67 615) the Hoare annotation is: true [2020-11-30 02:05:38,693 INFO L274 CegarLoopResult]: For program point L449(lines 449 453) no Hoare annotation was computed. [2020-11-30 02:05:38,698 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 02:05:38,698 INFO L274 CegarLoopResult]: For program point L284-2(lines 199 530) no Hoare annotation was computed. [2020-11-30 02:05:38,698 INFO L274 CegarLoopResult]: For program point L185(lines 185 537) no Hoare annotation was computed. [2020-11-30 02:05:38,698 INFO L274 CegarLoopResult]: For program point L152(lines 152 548) no Hoare annotation was computed. [2020-11-30 02:05:38,699 INFO L274 CegarLoopResult]: For program point L119(lines 119 559) no Hoare annotation was computed. [2020-11-30 02:05:38,699 INFO L274 CegarLoopResult]: For program point L352(lines 352 356) no Hoare annotation was computed. [2020-11-30 02:05:38,699 INFO L274 CegarLoopResult]: For program point L221(lines 221 238) no Hoare annotation was computed. [2020-11-30 02:05:38,699 INFO L274 CegarLoopResult]: For program point L188(lines 188 536) no Hoare annotation was computed. [2020-11-30 02:05:38,700 INFO L274 CegarLoopResult]: For program point L155(lines 155 547) no Hoare annotation was computed. [2020-11-30 02:05:38,700 INFO L274 CegarLoopResult]: For program point L221-2(lines 199 530) no Hoare annotation was computed. [2020-11-30 02:05:38,701 INFO L274 CegarLoopResult]: For program point L122(lines 122 558) no Hoare annotation was computed. [2020-11-30 02:05:38,701 INFO L274 CegarLoopResult]: For program point L486-1(lines 486 498) no Hoare annotation was computed. [2020-11-30 02:05:38,702 INFO L274 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2020-11-30 02:05:38,702 INFO L277 CegarLoopResult]: At program point L189(lines 185 537) the Hoare annotation is: true [2020-11-30 02:05:38,702 INFO L277 CegarLoopResult]: At program point L123(lines 119 559) the Hoare annotation is: true [2020-11-30 02:05:38,703 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 02:05:38,703 INFO L274 CegarLoopResult]: For program point L223(lines 223 228) no Hoare annotation was computed. [2020-11-30 02:05:38,703 INFO L277 CegarLoopResult]: At program point L191(lines 191 535) the Hoare annotation is: true [2020-11-30 02:05:38,704 INFO L274 CegarLoopResult]: For program point L158(lines 158 546) no Hoare annotation was computed. [2020-11-30 02:05:38,705 INFO L274 CegarLoopResult]: For program point L125(lines 125 557) no Hoare annotation was computed. [2020-11-30 02:05:38,705 INFO L274 CegarLoopResult]: For program point L489(lines 489 494) no Hoare annotation was computed. [2020-11-30 02:05:38,705 INFO L274 CegarLoopResult]: For program point L324-2(lines 199 530) no Hoare annotation was computed. [2020-11-30 02:05:38,705 INFO L277 CegarLoopResult]: At program point L192(lines 191 535) the Hoare annotation is: true [2020-11-30 02:05:38,706 INFO L277 CegarLoopResult]: At program point L159(lines 149 549) the Hoare annotation is: true [2020-11-30 02:05:38,706 INFO L274 CegarLoopResult]: For program point L391(lines 391 395) no Hoare annotation was computed. [2020-11-30 02:05:38,706 INFO L274 CegarLoopResult]: For program point L161(lines 161 545) no Hoare annotation was computed. [2020-11-30 02:05:38,707 INFO L274 CegarLoopResult]: For program point L128(lines 128 556) no Hoare annotation was computed. [2020-11-30 02:05:38,707 INFO L274 CegarLoopResult]: For program point L95-1(lines 67 615) no Hoare annotation was computed. [2020-11-30 02:05:38,707 INFO L277 CegarLoopResult]: At program point L129(lines 125 557) the Hoare annotation is: true [2020-11-30 02:05:38,707 INFO L274 CegarLoopResult]: For program point L229(lines 229 234) no Hoare annotation was computed. [2020-11-30 02:05:38,707 INFO L274 CegarLoopResult]: For program point L262-2(lines 199 530) no Hoare annotation was computed. [2020-11-30 02:05:38,708 INFO L274 CegarLoopResult]: For program point L428-2(lines 199 530) no Hoare annotation was computed. [2020-11-30 02:05:38,708 INFO L274 CegarLoopResult]: For program point L164(lines 164 544) no Hoare annotation was computed. [2020-11-30 02:05:38,708 INFO L274 CegarLoopResult]: For program point L131(lines 131 555) no Hoare annotation was computed. [2020-11-30 02:05:38,708 INFO L277 CegarLoopResult]: At program point L98(lines 98 566) the Hoare annotation is: true [2020-11-30 02:05:38,709 INFO L274 CegarLoopResult]: For program point L363(lines 363 367) no Hoare annotation was computed. [2020-11-30 02:05:38,710 INFO L277 CegarLoopResult]: At program point L165(lines 161 545) the Hoare annotation is: true [2020-11-30 02:05:38,714 INFO L274 CegarLoopResult]: For program point L167(lines 167 543) no Hoare annotation was computed. [2020-11-30 02:05:38,715 INFO L274 CegarLoopResult]: For program point L134(lines 134 554) no Hoare annotation was computed. [2020-11-30 02:05:38,715 INFO L274 CegarLoopResult]: For program point L101(lines 101 565) no Hoare annotation was computed. [2020-11-30 02:05:38,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:05:38 BoogieIcfgContainer [2020-11-30 02:05:38,728 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:05:38,730 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:05:38,731 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:05:38,731 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:05:38,732 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:05:38" (3/4) ... [2020-11-30 02:05:38,737 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 02:05:38,771 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2020-11-30 02:05:38,773 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-30 02:05:38,774 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-30 02:05:38,776 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 02:05:38,954 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_72e56243-e106-43ba-aaf4-b15ebb6dbdf7/bin/utaipan/witness.graphml [2020-11-30 02:05:38,954 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:05:38,956 INFO L168 Benchmark]: Toolchain (without parser) took 2881.01 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 54.2 MB in the beginning and 74.0 MB in the end (delta: -19.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:38,957 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 42.1 MB in the beginning and 42.1 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:05:38,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.65 ms. Allocated memory is still 86.0 MB. Free memory was 54.0 MB in the beginning and 60.3 MB in the end (delta: -6.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:38,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.67 ms. Allocated memory is still 86.0 MB. Free memory was 60.3 MB in the beginning and 57.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:38,958 INFO L168 Benchmark]: Boogie Preprocessor took 85.71 ms. Allocated memory is still 86.0 MB. Free memory was 57.5 MB in the beginning and 55.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:38,959 INFO L168 Benchmark]: RCFGBuilder took 1684.46 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 55.4 MB in the beginning and 54.9 MB in the end (delta: 524.7 kB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:38,960 INFO L168 Benchmark]: TraceAbstraction took 301.97 ms. Allocated memory is still 111.1 MB. Free memory was 54.2 MB in the beginning and 83.0 MB in the end (delta: -28.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:38,960 INFO L168 Benchmark]: Witness Printer took 224.43 ms. Allocated memory is still 111.1 MB. Free memory was 83.0 MB in the beginning and 74.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 02:05:38,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory was 42.1 MB in the beginning and 42.1 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 491.65 ms. Allocated memory is still 86.0 MB. Free memory was 54.0 MB in the beginning and 60.3 MB in the end (delta: -6.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.67 ms. Allocated memory is still 86.0 MB. Free memory was 60.3 MB in the beginning and 57.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.71 ms. Allocated memory is still 86.0 MB. Free memory was 57.5 MB in the beginning and 55.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1684.46 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 55.4 MB in the beginning and 54.9 MB in the end (delta: 524.7 kB). Peak memory consumption was 35.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 301.97 ms. Allocated memory is still 111.1 MB. Free memory was 54.2 MB in the beginning and 83.0 MB in the end (delta: -28.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Witness Printer took 224.43 ms. Allocated memory is still 111.1 MB. Free memory was 83.0 MB in the beginning and 74.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 82 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=82occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 20 NumberOfFragments, 20 HoareAnnotationTreeSize, 20 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...